package edu.sctu.practice.class02.luohui.practice01;

/**
 * Created by asus on 2015/11/5.
 */
public class Listening {
    public void open(){
        System.out.println("请打开电脑！");
    }
    public void listen(){
        System.out.println("请认真听课！");
    }
    public void close(){
        System.out.println("请关闭电脑！");
    }
}
